"I would guess that the decision to create a small special purpose language or use an existing general purpose language is one of the toughest decisions that anyone facing the need for a new language must make"

This quote by Guido van Rossum speaks to the difficulty of choosing whether to develop a brand-new, specialized language or use an existing, general-purpose language. This is a difficult decision to make, as it needs mindful consideration of the needs of the project and the capabilities of the language. Developing a brand-new language requires a considerable quantity of time and effort, and may not be the best option if an existing language can satisfy the job's requirements. On the other hand, utilizing an existing language may not be the best choice if the task needs functions that the language does not have. Ultimately, the choice of which language to utilize must be made based upon the specific requirements of the project and the abilities of the available languages.